THIS is a very humorous and instructive (albeit PG rated) overview of economics. Here are the super-summary notes: 1. Microeconomics: The price of sh*t is determined by supply and demand. 2. Macroeconomics: Oh, sh*t! 3. Keynesian economics: Sh*t happens because of animal spirits. 4. Neo-keynesian economics: This sh*t is sticky. 5. Neo-classical synthesis: Sh*t happens in the …